(function (lib, img, cjs, ss, an) {

var p; // shortcut to reference prototypes
lib.ssMetadata = [];


// symbols:



// stage content:
(lib.Content0 = function(mode,startPosition,loop) {
	this.initialize(mode,startPosition,loop,{});

	// 图层 1
	this.text = new cjs.Text("通过观察和实验探究，了解声音是如何产生的，理解声音产生的振动本质。", "18px 'SimSun'", "#FFFFFF");
	this.text.textAlign = "center";
	this.text.lineHeight = 20;
	this.text.parent = this;
	this.text.setTransform(369.1,103);

	this.text_1 = new cjs.Text("实验目的", "18px 'FZDaHei-B02S'", "#FFFFFF");
	this.text_1.lineHeight = 22;
	this.text_1.parent = this;
	this.text_1.setTransform(53,75);

	this.timeline.addTween(cjs.Tween.get({}).to({state:[{t:this.text_1},{t:this.text}]}).wait(1));

}).prototype = p = new cjs.MovieClip();
p.nominalBounds = new cjs.Rectangle(541,305.5,617.2,50);
// library properties:
lib.properties = {
	width: 980,
	height: 465,
	fps: 24,
	color: "#477183",
	opacity: 1.00,
	manifest: [],
	preloads: []
};




})(lib = lib||{}, images = images||{}, createjs = createjs||{}, ss = ss||{}, AdobeAn = AdobeAn||{});
var lib, images, createjs, ss, AdobeAn;